Gas Exchange, Transport Systems, and Homeostasis
Question 1 of 5
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Biology Q & A Practice 1 of 5 A-Level exam-style exercises in this topic
partial pressure of oxygenpercentage haemoglobin saturationlow CO₂high CO₂
Use the axes, scales and legend to interpret the evidence.

At high carbon dioxide concentration, a haemoglobin dissociation curve shifts right. What is the physiological significance?

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